CUBIS D19 atomizer perfectly fits the new eGo Twist+, having two optional modes: Variable Wattage mode and BYPASS mode. Simply rotate the bottom ring to adjust the wattage or shift between the two modes. E-juice filling can be easily achieved by simply removing the top cap and injecting into the side holes. It applies dual circuit protection with multiple colors to choose. Also the great performance and easy operation make the eGo Twist+ outstanding and unique.